Operation microscope



FIG. 1 is a perspective view showing an operation microscope as our novel design, which is seen from the front side obliquely from upper left side and in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 2 is a perspective view thereof, which is seen from the rear side obliquely from upper left side and in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 3 is a front view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 4 is a rear view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 5 is a plan view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 6 is a bottom plan view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 7 is a right side view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 8 is a left side view thereof, in which the portion shown by solid lines is the one for which design patent is sought and the portion shown by dotted lines is the one for which design patent is not sought;

FIG. 9 is a perspective view thereof, which is seen from the front side obliquely from upper left side, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 10 is a perspective view thereof, which is seen from the rear side obliquely from upper left side, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 11 is a front view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 12 is a rear view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 13 is a plan view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 14 is a bottom plan view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 15 is a right side view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 16 is a left side view thereof, with the portion shown by solid lines for which design patent is sought in enlarged scale;

FIG. 17 is a perspective view thereof for reference, with the portion shown by solid lines for which design patent is sought in enlarged scale, showing the state in which eyepiece unit is rotated; and,

FIG. 18 is a perspective view thereof for reference, with the portion shown by solid lines for which design patent is sought in enlarged scale, showing the state in which eyepiece unit is rotated. 

The ornamental design for an operation microscope, as shown and described. 